*Vertices 8
1 "中国科学D" 0.0 0.0 0.0 x_fact 4.898241 y_fact 12.625043
2 "地球化学" 0.0 0.0 0.0 x_fact 3.345981 y_fact 12.211107
3 "矿床地质" 0.0 0.0 0.0 x_fact 7.692308 y_fact 15.557089
4 "地质通报" 0.0 0.0 0.0 x_fact 4.415316 y_fact 6.243532
5 "地球科学" 0.0 0.0 0.0 x_fact 4.760262 y_fact 10.417385
6 "地学前缘" 0.0 0.0 0.0 x_fact 10.762332 y_fact 14.901690
7 "地质科技情报" 0.0 0.0 0.0 x_fact 3.690928 y_fact 4.242842
8 "石油与天然气地质" 0.0 0.0 0.0 x_fact 4.104864 y_fact 23.801311
*Matrix 
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